24 Feb 2020

February 24, 2020


    08:02 Hrs Sunday morning, first lift.

    A short lived hole in the am.

    Nice snow in the am.

    There were periods of nice light.

    Nice turns to the valley Sunday morning.

    Wind gusts in the am.

    Sunday February 23, 2020. 13:00 Hrs. -5.6 Deg C with a 15-40 KPH SE wind.

    Around same time frame as above image.

    Big picture Sunday afternoon.

    Challenging visibility at times.

Weather Observations for February 25, 2020 taken at 06:00 Hours.

2240 meters    -11, Winds were 40-55 KPH ESE--Horstman Hut
2180 meters    -11, Winds were 50-60 KPH SSW--Whistler Peak
1860 meters     -9, Winds were 10-20 KPH S --Rendezvous 
1835 meters     -9, Winds were 30-45 KPH SW--Round House
1650 meters     -7, 3 cm in 12 Hrs, 13 cm in 24 Hrs, Base 260 cm --Pig Alley
1560 meters .   -7, 2 cm in 12 Hrs, 11 cm in 24 Hrs, Base 180 cm--Catskinner
  660 meters     -1, Valley Temp, Max temp Yesterday was +2.6, 6.8 mm of precip yesterday.

    As of 07:00 Hrs this am we have broken cloud and unlimited visibility.


Unsettled today with lingering cloud from yesterday's front, very weak ridging for today with some sunny breaks. The upper flow will become Northwesterly with the freezing level hovering around surface. A weak warm front with a trailing cold front will bring periods of light precipitation for Tuesday. Wednesday is looking like a dry cloudy day. Another weak front possible for Thursday with a more active front arriving Friday. Guesstimates: Trace to 1 cm by Tuesday morning, 1-3 cm by Wednesday morning, 1-3 cm by Thursday morning.

    GOES IR Image from this am.

     Lingering cloud with some weak ridging. Cool temperatures for today.

    Fronts along the coast.

     Weak front pushing onshore Tuesday.

     Weak ridging but low will send cloud our way on Wednesday.


    Avalanche mitigation on Blackcomb yesterday,  a few Sz 1 Xe, Sc.

    Avalanche mitigation on Whistler yesterday, Sz 1-1.5 Xe, Xc, Xl, Sc. 


            Awesome turns in Pakalolo.

    Some places were better than others.

    Tree skiing was nice.

    Nice turns out of Pipeline.

    Just before closing, snowing 2 cm per hour.

    10 cm recorded at Pig Alley yesterday from 06:00 to 14:00 hrs. 33 cm in the past 7 days.

    From 06:30 to 14:30 9 cm of new snow recorded yesterday at 1570 meters. Base 183 cm.


Cassiope: Feb 22, 2020

Skier Triggered: Feb 23, 2020


Snowmobiles trigger avalanches: Colorado


Avalanche in Colorado partially buries a snowmobiler, video above: Birdseye Gulch

Ski Area in Glacier National Park closed after illegal access to adjoining area: West Rogers

Spring Conference May 4-8, 2020: Canadian Avalanche Association

Remembering the Reckingen Avalanche and "Cot Miracle": Switzerland

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